var main_page_active_tab = 1;

/*
	0 = Moja Firma
	1 = Marketing i reklama
	2 = Internet, sprzęt
*/

function main_page_tab_goto(tab_id) {
	main_page_hide(main_page_active_tab);
	main_page_show(tab_id);

	main_page_active_tab = tab_id;
}

function main_page_hide(tab_id) {
	on = document.getElementById('tab_on_'+tab_id);
	off = document.getElementById('tab_off_'+tab_id);
	content = document.getElementById('tab_content_'+tab_id);

	on.style.display = 'none';
	off.style.display = 'inline';
	content.style.display = 'none';
}

function main_page_show(tab_id) {
	on = document.getElementById('tab_on_'+tab_id);
	off = document.getElementById('tab_off_'+tab_id);
	content = document.getElementById('tab_content_'+tab_id);

	on.style.display = 'inline';
	off.style.display = 'none';
	content.style.display = 'inline';
}